Which has the greater velocity magnitude (circle one)

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Consider the following conduction band energy E vs. wave vector kx dispersion relation.

(a) Which energy valley has the greater effective mass in the Γ-direction mx (circle one)? T-valley IX-valley

(b) Consider two electrons, one each located at the positions of the heavy crosses. Which has the greater velocity magnitude (circle one)? The one in the T-valley I The one in the X-valley

Reference no: EM131348087

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